Demi Lovato performs during Day One of 2017 Billboard Hot 100 Festival at Northwell...Demi Lovato performs during Day One of 2017 Billboard Hot 100 Festival at Northwell Health at Jones Beach Theater on August 19, 2017 in Wantagh City.LessMore

Big Sean performs during Day One of 2017 Billboard Hot 100 Festival at Northwell...Big Sean performs during Day One of 2017 Billboard Hot 100 Festival at Northwell Health at Jones Beach Theater on August 19, 2017 in Wantagh City.LessMore

Zedd performs during Day One of 2017 Billboard Hot 100 Festival at Northwell Health...Zedd performs during Day One of 2017 Billboard Hot 100 Festival at Northwell Health at Jones Beach Theater on August 19, 2017 in Wantagh City.LessMore

Tinashe performs during Day One of 2017 Billboard Hot 100 Festival at Northwell...Tinashe performs during Day One of 2017 Billboard Hot 100 Festival at Northwell Health at Jones Beach Theater on August 19, 2017 in Wantagh City.LessMore

Tinashe performs during Day One of 2017 Billboard Hot 100 Festival at Northwell...Tinashe performs during Day One of 2017 Billboard Hot 100 Festival at Northwell Health at Jones Beach Theater on August 19, 2017 in Wantagh City.LessMore

Demi Lovato performs during Day One of 2017 Billboard Hot 100 Festival at Northwell...Demi Lovato performs during Day One of 2017 Billboard Hot 100 Festival at Northwell Health at Jones Beach Theater on August 19, 2017 in Wantagh City.LessMore

Demi Lovato performs during Day One of 2017 Billboard Hot 100 Festival at Northwell...Demi Lovato performs during Day One of 2017 Billboard Hot 100 Festival at Northwell Health at Jones Beach Theater on August 19, 2017 in Wantagh City.LessMore

Tinashe performs during Day One of 2017 Billboard Hot 100 Festival at Northwell...Tinashe performs during Day One of 2017 Billboard Hot 100 Festival at Northwell Health at Jones Beach Theater on August 19, 2017 in Wantagh City.LessMore

Gucci Mane performs during Day One of 2017 Billboard Hot 100 Festival at Northwell...Gucci Mane performs during Day One of 2017 Billboard Hot 100 Festival at Northwell Health at Jones Beach Theater on August 19, 2017 in Wantagh City.LessMore